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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
*/
#include <config.h>
#include <stdio.h>
#include <string.h>
#include <LongBow/runtime.h>
#include <parc/security/parc_SigningAlgorithm.h>
static struct {
PARCSigningAlgorithm alg;
char *name;
} _signingAlgorithm_ToString[] = {
{ PARCSigningAlgortihm_NULL, "PARCSigningAlgortihm_NULL" },
{ PARCSigningAlgorithm_RSA, "PARCSigningAlgorithm_RSA" },
{ PARCSigningAlgorithm_DSA, "PARCSigningAlgorithm_DSA" },
{ PARCSigningAlgorithm_HMAC, "PARCSigningAlgorithm_HMAC" },
{ PARCSigningAlgorithm_ECDSA,"PARCSigningAlgorithm_ECDSA"},
{ 0, NULL }
};
const char *
parcSigningAlgorithm_ToString(PARCSigningAlgorithm alg)
{
for (int i = 0; _signingAlgorithm_ToString[i].name != NULL; i++) {
if (_signingAlgorithm_ToString[i].alg == alg) {
return _signingAlgorithm_ToString[i].name;
}
}
return NULL;
}
PARCSigningAlgorithm
parcSigningAlgorithm_FromString(const char *name)
{
for (int i = 0; _signingAlgorithm_ToString[i].name != NULL; i++) {
if (strcmp(_signingAlgorithm_ToString[i].name, name) == 0) {
return _signingAlgorithm_ToString[i].alg;
}
}
return PARCSigningAlgorithm_UNKNOWN;
}
PARCSigningAlgorithm
parcSigningAlgorithm_GetSigningAlgorithm(PARCCryptoSuite suite)
{
switch (suite) {
case PARCCryptoSuite_DSA_SHA256:
return PARCSigningAlgorithm_DSA;
case PARCCryptoSuite_RSA_SHA256: // fallthrough
case PARCCryptoSuite_RSA_SHA512:
return PARCSigningAlgorithm_RSA;
case PARCCryptoSuite_HMAC_SHA256: // fallthrough
case PARCCryptoSuite_HMAC_SHA512:
return PARCSigningAlgorithm_HMAC;
case PARCCryptoSuite_ECDSA_SHA256:
return PARCSigningAlgorithm_ECDSA;
case PARCCryptoSuite_NULL_CRC32C:
return PARCSigningAlgortihm_NULL;
default:
trapIllegalValue(suit, "Unknown crypto suite: %d", suite);
}
}
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